Invention Grant
- Patent Title: Fluteless taps
- Patent Title (中): 无水龙头
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Application No.: US16056661Application Date: 1961-12-19
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Publication No.: US3226743APublication Date: 1966-01-04
- Inventor: MACKENZIE WATKINS DOUGLAS
- Applicant: BRITISH TAP & DIE COMPANY
- Assignee: British Tap & Die Company
- Current Assignee: British Tap & Die Company
- Priority: US16056661 1961-12-19
- Main IPC: B23G5/06
- IPC: B23G5/06 ; B23G7/02
Public/Granted literature
- US10250971B1 Speaker box Public/Granted day:2019-04-02
Information query
